Combined condensed financial information for the entities accounted for using the equity method is as follows (dollars in thousands):

Condensed Balance Sheets Information:

	December 31,
		2017		2016
Global Investment Management
Current assets	$	1,304,249	$	1,787,277
Non-current assets		15,369,496		13,711,080
Total assets	$	16,673,745	$	15,498,357
Current liabilities	$	526,777	$	1,237,589
Non-current liabilities		4,354,825		4,402,376
Total liabilities	$	4,881,602	$	5,639,965
Non-controlling interests	$	83,579	$	31,265
Development Services
Current assets	$	2,995,449	$	2,717,146
Non-current assets		102,508		122,457
Total assets	$	3,097,957	$	2,839,603
Current liabilities	$	1,451,239	$	1,153,833
Non-current liabilities		110,649		167,757
Total liabilities	$	1,561,888	$	1,321,590
Other
Current assets	$	86,171	$	69,466
Non-current assets		76,577		38,318
Total assets	$	162,748	$	107,784
Current liabilities	$	54,211	$	46,623
Non-current liabilities		1,340		1,668
Total liabilities	$	55,551	$	48,291
Total
Current assets	$	4,385,869	$	4,573,889
Non-current assets		15,548,581		13,871,855
Total assets	$	19,934,450	$	18,445,744
Current liabilities	$	2,032,227	$	2,438,045
Non-current liabilities		4,466,814		4,571,801
Total liabilities	$	6,499,041	$	7,009,846
Non-controlling interests	$	83,579	$	31,265

Condensed Statements of Operations Information:

	Year Ended December 31,
		2017		2016		2015
Global Investment Management
Revenue	$	1,108,125	$	1,184,573	$	585,495
Operating income (loss)	$	972,493	$	209,230	$	(414,538	)
Net income (loss)	$	833,189	$	122,560	$	(481,405	)
Development Services
Revenue	$	104,816	$	85,594	$	62,191
Operating income	$	427,407	$	292,141	$	251,557
Net income	$	395,697	$	269,841	$	240,034
Other
Revenue	$	179,649	$	156,035	$	169,078
Operating income	$	25,924	$	26,500	$	30,566
Net income	$	25,459	$	26,350	$	31,050
Total
Revenue	$	1,392,590	$	1,426,202	$	816,764
Operating income (loss)	$	1,425,824	$	527,871	$	(132,415	)
Net income (loss)	$	1,254,345	$	418,751	$	(210,321	)